OpenSSI 1.2.1

OpenSSI 1.2.1 is a stable release, suitable for production use. A bug that prevented clusters larger than 32 nodes has been fixed. Processes with open /proc files can migrate. The CVIP can be identical to a physical IP address. Hostnames in etc/cvip.conf are allowed. CFS can stack on ramfs. Some documentation has been improved, covering topics such as NFS, LTSP, and NTP.